package com.js.signin.service;

import com.js.signin.entity.Student;
import com.js.signin.pojo.StudentAssist;

import java.util.List;

public interface StudentService {

    List<Student> selectAllIT();

    List<Student> selectAllJAVA();

    int selectCountIT();

    int selectCountJava();

    int SignIn(Student student);


}
